<html>
	<head>		
		<title>第二题</title>	
		<link rel="stylesheet" href="../css/2.css">		
		<script src="../js/2.js"></script>		
	</head>
	<body>	
		<input type="button" value="随机颜色" onclick="time = setInterval('fun()',500)">	
		<div id="d1"></div>
	</body>	
</html>
